Visor for a helmet



FIG. 1 is a perspective view of a visor for a helmet showing my new design,

FIG. 2 is another perspective view thereof,

FIG. 3 is a top plan view thereof,

FIG. 4 is a bottom plan view thereof,

FIG. 5 is a front elevational view thereof,

FIG. 6 is a rear elevational view thereof,

FIG. 7 is a right side elevational view thereof,

FIG. 8 is another perspective view thereof shown mounted on a helmet; and,

FIG. 9 is another perspective view thereof shown mounted on a helmet.

The broken lines in FIGS. 8 and 9 represent the environment of a helmet on which the visor for a helmet is mounted and forms no part of the claimed design.

All surfaces not shown form no part of the claimed design. 

The ornamental design for a visor for a helmet, as shown and described. 